| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1324.7 | USD | 20250814 |
| Shandong Jinwen Chem | China national standards | MT | 1191.53 | USD | 20250814 |
| Shandong Laya Chem | China national standards | MT | 967.24 | USD | 20250814 |
| Aite Zhejiang | China national standards | MT | 1149.47 | USD | 20250814 |
| Aite Zhejiang | China national standards | MT | 1303.67 | USD | 20250814 |
| Aite Zhejiang | China national standards | MT | 1303.43 | USD | 20250813 |
| Aite Zhejiang | China national standards | MT | 1303.43 | USD | 20250813 |
| Aite Zhejiang | China national standards | MT | 1149.26 | USD | 20250813 |
| Aite Zhejiang | China national standards | MT | 1149.26 | USD | 20250813 |
| Unknown | China national standards | MT | 1220.0 | USD | 20210323 |